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Popular >

f(x)=1-4x-2x^2

Solution

f (x) = 1 - 4 x - 2 x^{2}

Solution

Domain : - \infty < x < \infty

Range : f (x) \leq 3

X Intercepts : (- \frac{2 + 6}{2}, 0), (\frac{6 - 2}{2}, 0), Y Intercepts : (0, 1)

Vertex : Maximum (- 1, 3)

Inverse : - \frac{4 + - 8 x + 24}{4}, - \frac{4 - - 8 x + 24}{4}

+1

Interval Notation

Domain : (- \infty, \infty)

Range : (- \infty, 3]

Solution steps

Domain of

1 - 4 x - 2 x^{2} : - \infty < x < \infty

Range of

1 - 4 x - 2 x^{2} : f (x) \leq 3

Axis interception points of

1 - 4 x - 2 x^{2} :

X Intercepts

: (- \frac{2 + 6}{2}, 0), (\frac{6 - 2}{2}, 0),

Y Intercepts

: (0, 1)

Vertex of

1 - 4 x - 2 x^{2} :

Maximum

(- 1, 3)

Inverse of

1 - 4 x - 2 x^{2} : - \frac{4 + - 8 x + 24}{4}, - \frac{4 - - 8 x + 24}{4}

Popular Examples

f(u)=(4u^2-u-1)/2

f (u) = \frac{4 u ^{2} - u - 1}{2}

y=x^2*sin^2(2x^2)

y = x^{2} \cdot sin^{2} (2 x^{2})

f (x) = 4 x^{2} - x - 4

f(x)=(3-2a)*x+2

f (x) = (3 - 2 a) \cdot x + 2

u(x)=-0.3x^2+18x-100

u (x) = - 0.3 x^{2} + 18 x - 100

Frequently Asked Questions (FAQ)

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